Water disinfectant and purification unit



FIG. 1 is a front elevational view of a water disinfectant and purification unit showing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a left side elevational view thereof;

FIG. 4 is a right side elevational view thereof; and

FIG. 5 is a bottom plan view thereof.

The rear is plain and unornamented and the broken-away showing of the tubular elements is to indicate indeterminate length.

The rear forms no ornamental part of the design. 

The ornamental design for a water disinfectant and purification unit, substantially as shown and described. 